Romero Regales will make his debut in the Jupiler Pro League in the season 2015-16 after signing for Oud-Heverlee Leuven on a two-year deal. Regales was top scorer of the second tier in Belgium scoring 20 goals for Lommel United in the season 2014-15.

Regales moved back to The Netherlands and signed a one-year contract at FC Den Bosch. In summer 2017 his contract has expired.